EP2065889A4 - Optisches aufzeichnungsmedium - Google Patents

Optisches aufzeichnungsmedium

Info

Publication number: EP2065889A4
Authority: EP; European Patent Office
Prior art keywords: recording medium; optical recording; reproduce; high level; layer
Prior art date: 2006-09-22
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP07792656A

Other languages

English (en)

French (fr)

Other versions

EP2065889A1 (de

EP2065889B1 (de

Inventor

Takayuki Shima

Yuzo Yamakawa

James Paul Fons

Junji Tominaga

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

National Institute of Advanced Industrial Science and Technology AIST

Original Assignee

National Institute of Advanced Industrial Science and Technology AIST

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2006-09-22

Filing date

2007-08-17

Publication date

2009-09-16

2007-08-17 Application filed by National Institute of Advanced Industrial Science and Technology AIST filed Critical National Institute of Advanced Industrial Science and Technology AIST

2009-06-03 Publication of EP2065889A1 publication Critical patent/EP2065889A1/de

2009-09-16 Publication of EP2065889A4 publication Critical patent/EP2065889A4/de

2010-10-20 Application granted granted Critical

2010-10-20 Publication of EP2065889B1 publication Critical patent/EP2065889B1/de

Status Not-in-force legal-status Critical Current

2027-08-17 Anticipated expiration legal-status Critical

Links

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/254—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
- G11B2007/24302—Metals or metalloids
- G11B2007/24306—Metals or metalloids transition metal elements of groups 3-10
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
- G11B2007/24318—Non-metallic elements
- G11B2007/2432—Oxygen
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/257—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers
- G11B2007/25705—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers consisting essentially of inorganic materials
- G11B2007/25706—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers consisting essentially of inorganic materials containing transition metal elements (Zn, Fe, Co, Ni, Pt)
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
- G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
- G11B7/2534—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins polycarbonates [PC]
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers
- G11B7/259—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers based on silver
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/21—Circular sheet or circular blank

Landscapes

Optical Record Carriers And Manufacture Thereof (AREA)
Thermal Transfer Or Thermal Recording In General (AREA)

EP07792656A 2006-09-22 2007-08-17 Optisches aufzeichnungsmedium Not-in-force EP2065889B1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2006256726A JP4798447B2 (ja)	2006-09-22	2006-09-22	光記録媒体
PCT/JP2007/066040 WO2008035522A1 (fr)	2006-09-22	2007-08-17	Support d'enregistrement optique

Publications (3)

Publication Number	Publication Date
EP2065889A1 EP2065889A1 (de)	2009-06-03
EP2065889A4 true EP2065889A4 (de)	2009-09-16
EP2065889B1 EP2065889B1 (de)	2010-10-20

Family

ID=39200351

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP07792656A Not-in-force EP2065889B1 (de)	2006-09-22	2007-08-17	Optisches aufzeichnungsmedium

Country Status (8)

Country	Link
US (1)	US8097323B2 (de)
EP (1)	EP2065889B1 (de)
JP (1)	JP4798447B2 (de)
KR (1)	KR20090027776A (de)
AT (1)	ATE485586T1 (de)
DE (1)	DE602007010009D1 (de)
TW (1)	TW200822107A (de)
WO (1)	WO2008035522A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2929747A1 (fr) *	2008-04-04	2009-10-09	Commissariat Energie Atomique	Disque optique a super-resolution a stabilite de lecture elevee
US8426005B2 (en)	2009-03-18	2013-04-23	Nec Corporation	Optical information recording medium
JP5793717B2 (ja)	2010-08-23	2015-10-14	パナソニックＩｐマネジメント株式会社	光学情報再生装置、光学情報再生方法及び情報記録媒体

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2005158110A (ja) *	2003-11-21	2005-06-16	Tdk Corp	光記録ディスク
EP1555666A1 (de) *	2002-06-24	2005-07-20	TDK Corporation	Optisches aufzeichnungs-/wiedergabeverfahren und optisches aufzeichnungsmedium

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3129497B2 (ja)	1992-02-03	2001-01-29	株式会社リコー	相変化型光記録媒体
JP3297928B2 (ja)	1992-03-13	2002-07-02	ソニー株式会社	再生専用光ディスク
JP3506491B2 (ja)	1994-06-23	2004-03-15	Ｔｄｋ株式会社	光情報媒体
JPH09185846A (ja)	1996-01-08	1997-07-15	Hitachi Ltd	情報記録媒体および情報メモリ装置
JP2001243657A (ja)	2000-02-28	2001-09-07	Victor Co Of Japan Ltd	光記録媒体
JP4004264B2 (ja)	2001-10-09	2007-11-07	パイオニア株式会社	光記録媒体
JP2003228883A (ja)	2002-01-29	2003-08-15	Hitachi Maxell Ltd	情報記録媒体、および情報記録媒体の製造方法
JP4346397B2 (ja)	2002-10-02	2009-10-21	三菱化学メディア株式会社	光記録媒体
DE60328804D1 (de)	2002-10-02	2009-09-24	Mitsubishi Kagaku Media Co Ltd	Optisches aufzeichnungsmedium
JP2005025900A (ja) *	2003-07-01	2005-01-27	Tdk Corp	光記録媒体、光記録再生装置、光記録装置及び光再生装置、並びに、光記録媒体に対するデータ記録再生方法、データ記録方法及びデータ再生方法
KR20050032689A (ko)	2003-10-02	2005-04-08	삼성전자주식회사	고밀도 재생전용 광디스크
KR100573680B1 (ko)	2004-01-08	2006-04-24	엘지전자 주식회사	멀티 레벨 초해상 광디스크
KR100573679B1 (ko)	2003-12-30	2006-04-24	엘지전자 주식회사	초해상 광디스크
US7232598B2 (en) *	2003-10-22	2007-06-19	Lg Electronics Inc.	Super resolution optical disc
KR20050092261A (ko)	2004-03-15	2005-09-21	삼성전자주식회사	초해상 정보저장매체
KR100579460B1 (ko)	2004-05-19	2006-05-12	엘지전자 주식회사	멀티 레이어 초해상 광디스크
JP2007012233A (ja)	2005-07-04	2007-01-18	Hitachi Maxell Ltd	光情報記録媒体

2006
- 2006-09-22 JP JP2006256726A patent/JP4798447B2/ja not_active Expired - Fee Related
2007
- 2007-07-09 TW TW096124870A patent/TW200822107A/zh not_active IP Right Cessation
- 2007-08-17 DE DE602007010009T patent/DE602007010009D1/de active Active
- 2007-08-17 KR KR1020097003809A patent/KR20090027776A/ko not_active Ceased
- 2007-08-17 WO PCT/JP2007/066040 patent/WO2008035522A1/ja not_active Ceased
- 2007-08-17 AT AT07792656T patent/ATE485586T1/de not_active IP Right Cessation
- 2007-08-17 EP EP07792656A patent/EP2065889B1/de not_active Not-in-force
- 2007-08-17 US US12/441,609 patent/US8097323B2/en not_active Expired - Fee Related

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1555666A1 (de) *	2002-06-24	2005-07-20	TDK Corporation	Optisches aufzeichnungs-/wiedergabeverfahren und optisches aufzeichnungsmedium
JP2005158110A (ja) *	2003-11-21	2005-06-16	Tdk Corp	光記録ディスク

Also Published As

Publication number	Publication date
KR20090027776A (ko)	2009-03-17
US20090269542A1 (en)	2009-10-29
TWI357601B (de)	2012-02-01
EP2065889A1 (de)	2009-06-03
TW200822107A (en)	2008-05-16
DE602007010009D1 (de)	2010-12-02
EP2065889B1 (de)	2010-10-20
ATE485586T1 (de)	2010-11-15
JP4798447B2 (ja)	2011-10-19
US8097323B2 (en)	2012-01-17
JP2008077781A (ja)	2008-04-03
WO2008035522A1 (fr)	2008-03-27

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